variables:
  CI_REGISTRY_IMAGE_NG: "$CI_REGISTRY_IMAGE:latest-ng"
  CI_REGISTRY_IMAGE_FRONTEND: "$CI_REGISTRY_IMAGE:latest"

before_script:
  - docker info
  - docker login -u $CI_USERNAME -p $CI_ACCESS_TOKEN $CI_REGISTRY

stages:
  - build
  - package
  - deploy

build:
  stage: build
  script:
    - docker pull $CI_REGISTRY_IMAGE_NG || true
    - docker build --cache-from $CI_REGISTRY_IMAGE_NG -f ng.Dockerfile -t $CI_REGISTRY_IMAGE_NG .
    - docker push $CI_REGISTRY_IMAGE_NG

package:
  stage: package
  needs: ['build']
  only:
    refs:
      - master
  variables:
    PACKAGE_CONTAINER_NAME: "cre_frontend_package"
    ARTIFACT_NAME: "ColorRecipesExplorer-frontend-$CI_PIPELINE_IID"
  script:
    - apk update
    - apk add --no-cache zip
    - mkdir dist
    - docker run --name $PACKAGE_CONTAINER_NAME $CI_REGISTRY_IMAGE_NG ng build --configuration=$ANGULAR_CONFIGURATION --output-hashing=none --stats-json --source-map=false
    - docker cp $PACKAGE_CONTAINER_NAME:/usr/src/cre/dist/color-recipes-explorer-frontend/ dist/
    - zip -r $ARTIFACT_NAME.zip dist/
    - docker build -t $CI_REGISTRY_IMAGE_FRONTEND --build-arg ARTIFACT_NAME=$ARTIFACT_NAME .
    - docker push $CI_REGISTRY_IMAGE_FRONTEND
  after_script:
    - docker stop $PACKAGE_CONTAINER_NAME || true
    - docker rm $PACKAGE_CONTAINER_NAME || true
  artifacts:
    paths:
      - $ARTIFACT_NAME.zip
    expire_in: 1 week

deploy:
  stage: deploy
  image: alpine:latest
  needs: ['package']
  only:
    refs:
      - master
  variables:
    DEPLOYED_CONTAINER_NAME: "cre_frontend"
  before_script:
    - apk update
    - apk add --no-cache openssh-client
    - mkdir -p ~/.ssh
    - echo "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_rsa
    - chmod 700 ~/.ssh/id_rsa
    - eval $(ssh-agent -s)
    - ssh-add ~/.ssh/id_rsa
    - ssh-keyscan -p $DEPLOYMENT_SERVER_SSH_PORT -H $DEPLOYMENT_SERVER >> ~/.ssh/known_hosts
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
  script:
    - ssh -p $DEPLOYMENT_SERVER_SSH_PORT $DEPLOYMENT_SERVER_USERNAME@$DEPLOYMENT_SERVER "docker stop $DEPLOYED_CONTAINER_NAME || true && docker rm $DEPLOYED_CONTAINER_NAME || true"
    - ssh -p $DEPLOYMENT_SERVER_SSH_PORT $DEPLOYMENT_SERVER_USERNAME@$DEPLOYMENT_SERVER "docker login -u $CI_USERNAME -p $CI_ACCESS_TOKEN $CI_REGISTRY && docker pull $CI_REGISTRY_IMAGE_FRONTEND"
    - ssh -p $DEPLOYMENT_SERVER_SSH_PORT $DEPLOYMENT_SERVER_USERNAME@$DEPLOYMENT_SERVER "docker run -d -p $PORT:80 --name=$DEPLOYED_CONTAINER_NAME $CI_REGISTRY_IMAGE_FRONTEND"